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Finding the Fourth Proportional to 24,247.96, 36,388.64 and 8,453.12

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Solution

The fourth proportional to 24,247.96, 36,388.64 and 8,453.12 is: 12,685.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,247.96 : 36,388.64 = 8,453.12 : x
  2. Step 2: Convert to fraction form
    24,247.96/36,388.64 = 8,453.12/x
  3. Step 3: Cross multiply
    24,247.96x = 36,388.64 × 8,453.12
  4. Step 4: Simplify right side
    24,247.96x = 307,597,379.75
  5. Step 5: Solve for x
    x = 307,597,379.75/24,247.96
  6. Step 6: Final answer
    x = 12,685.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.